Vitruvius Pollio, I dieci libri dell?architettura, 1567
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                  Delle politure, ne i luoghi humidi. </s>
                  <s id="s.005933">Cap. IIII.
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                  <s id="s.005934">IO ho detto, con che ragioni ſi fanno le coperte ne i luoghi aſciutti, hora io
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                  eſponerò in che modo, accioche durino, far ſi conuegna le politezze, ne i
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                  luoghi humidi: & prima ne i conclaui, che ſaranno a piè piano cerca tre pie­
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                  di alto dal pauimento in luogo di arenato ſi dia la teſtola, & ſgroſſato, accio
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                  che le parti di quelle co perte non ſian guaſte dall'humore. </s>
                  <s id="s.005935">Ma ſe egli ſi trouerà alcuno
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                  parete, che per tutto ſia offeſo dall'humore, biſogna allontanarſi alquanto da quello, &
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                  farne un'altro tanto diſtante, quanto parerà conuenire alla coſa, & tra due pareti ſia tira­
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                  to un canale piu baſſo del piano del conclaue, & queſto canale sbocchi in qualche luogo:
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                  & poi che egli ſarà fatto alquanto alto laſciati ui ſiano gli ſpiracoli, per che ſe l'humore
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                  non uſcirà per la bocca, ma uſcirà, o di ſotto, o di ſopra, ſi ſpargerà nella muratura nuo
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                  ua. </s>
                  <s id="s.005936">Fatte queſte coſe ſi dia lo primo ſgroſſamento al parete di teſtola, & poi drizzato, &
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                  ſpianato, & polito ſia. </s>
                  <s id="s.005937">Ma ſe'l luogo non patirà, che ſi faccia l'altra muratura, faccianſi
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                  pure i canali, & le bocche loro eſchino in luogo aperto, dapoi da una parte ſopra il margi
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                  ne del canale imponganſi tegole di due piedi, & dall'altra ſi drizzino i pilaſtrelli di quadrel
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                  letti di ott'oncie, ne i quali poſſan ſedere gli anguli di due tegole, & coſi quelli pilaſtri
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                  ſiano tanto diſtanti dal parete, che non paſsino un palmo, dapoi dal baſſo del parete in fino
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                  alla cima ſian fitte dritte le tegole oncinate, alle parti di dentro delle quali con diligenza ſia
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                  data la pece, accioche ſcaccino da ſe il liquore, & coſi di ſotto, & ſopra il uolto habbiano i
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                  loro ſpiracoli. </s>
                  <s id="s.005938">Allhora poi ſian biancheggiate con calce liquida in acqua, accio non rifiuti­
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                  no la ſmaltatura, & croſta di teſtola, perche per l'aridità preſa nelle fornaci, non poſſono
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                  riceuere la ſmaltatura, nè mantenerla, ſe la calce ſotto poſta, non incolla, & non attacca
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                  l'una, & l'altra coſa. </s>
                  <s id="s.005939">Indottoui quel primo ſgroſſamento, ſe le dia in luogo d'arenato la
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                  teſtola, & tutte le altre coſe, come s'è ſcritto di ſopra nelle ragioni delle intonicature: ma
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                  gli ornamenti della politura deono hauere propie, & particolari ragioni del Decoro, ac­
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                  cioche habbiano dignità conuenienti sì ſecondo la natura de i luoghi, come per le diffe­
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                  renze delle maniere. </s>
                  <s id="s.005940">Nelle ſtanze del uerno non è utile queſta compoſitione, nè la pittu­
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                  ra di grande ſpeſa, nè il ſottile ornamento de i uolti, di cornici, perche quelle coſe & dal fu
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                  mo, & dalla fuligine di molti lumi ſi guaſtano: ma in queſti ſopra i poggi deono le tauole
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                  con inchioſtro eſſer impennate, & polite trapoſtoui i cunei di ſilice, o di terra roſſa. </s>
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                  Quando ſaranno eſplicate le camere pure, & polite ancho non ſarà diſpiaceuole l'uſo del­
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                  le ſtanze del uerno de i Greci; ſe alcuno ui uorrà por mente; & queſto uſo non è ſontuo­
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                  ſo, ma utile, perche egli ſi caua tra'l piano liuello del triclinio quaſi due piedi, & battuto
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                  bene il ſuolo, ſi ui dà, o'l terrazzo, o il pauimento di teſtole coſi colmato, che habbia le
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                  bocche nel canale. </s>
                  <s id="s.005942">Dapoi poſtoui ſopra i carboni, & calcati ſodamente, ui ſi da una ma­
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                  teria meſcolata di ſabbione, di calce, & di fauilla groſſa mezo piede poſta a regola, & a li­
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                  uello, & polito il piano con la cote, ſi fa la forma del pauimento nero, & coſi nè i conui­
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                  ui loro, quello, che da i uaſi, & da gli ſputi loro ſi manda a terra, ſubito caduto ſi ſecca,
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                  & i ſerui, che gli miniſtrano, ſe bene ſaranno ſcalzi, non piglieranno freddo da tai pa­
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                  uimenti. </s>
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                  Qui ſi uede la mirabile induſtria, che uſauano gli anticht, accioche le loro fabriche duraſſero,
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                  & ſi mant eneſſero belle, & ornate, imperoche anche la doue la natura del luogo poteua impedi­
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                  ne, o non patiua gli abbellimenti, con arte ſi sforzauano di rimediare: & per che non è coſa niu­
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                  na, che guaſti piu gli edifici, & le politure, che la humidità; non ha dubbio, che quando a quella
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                  ſarà ingeni o ſamen e prouiſto, che la bellezza non conſegua l'effetto ſuo: però hauendo Vitr. for­
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                  uito di darci i precetti di ab bellire, & biancheggiare le opere fatte in luoghi aſciutti, nel preſen-
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